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1 // Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
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2 // |
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3 // Use of this source code is governed by a BSD-style license |
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4 // that can be found in the LICENSE file in the root of the source |
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5 // tree. An additional intellectual property rights grant can be found |
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6 // in the file PATENTS. All contributing project authors may |
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7 // be found in the AUTHORS file in the root of the source tree. |
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8 |
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9 #ifdef __cplusplus |
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10 extern "C" { |
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11 #endif |
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12 |
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13 #ifndef MKV_CONTEXT_HPP |
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14 #define MKV_CONTEXT_HPP 1 |
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15 |
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16 #include "EbmlWriter.h" |
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17 |
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18 // these are helper functions |
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19 void writeHeader(EbmlGlobal *ebml); |
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20 void writeSegmentInformation(EbmlGlobal *ebml, EbmlLoc *startInfo, unsigned long timeCodeScale, double duration); |
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21 // this function is a helper only, it assumes a lot of defaults |
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22 void writeVideoTrack(EbmlGlobal *ebml, unsigned int trackNumber, int flagLacing, |
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23 const char *codecId, unsigned int pixelWidth, unsigned int pixelHeight, |
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24 unsigned int displayWidth, unsigned int displayHeight, |
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25 double frameRate); |
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26 void writeAudioTrack(EbmlGlobal *glob, unsigned int trackNumber, int flagLacing, |
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27 const char *codecId, double samplingFrequency, unsigned int channels, |
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28 unsigned char *private_, unsigned long privateSize); |
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29 |
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30 void writeSimpleBlock(EbmlGlobal *ebml, unsigned char trackNumber, short timeCode, |
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31 int isKeyframe, unsigned char lacingFlag, int discardable, |
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32 unsigned char *data, unsigned long dataLength); |
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33 |
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34 #endif |
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35 |
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36 #ifdef __cplusplus |
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37 } |
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38 #endif |